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| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-06-06 19:55:08 +0300 |
|---|---|---|
| committer | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-08-02 19:34:04 +0300 |
| commit | 2ec810d59602f0e08847f986ef8e16469722496f (patch) | |
| tree | 9df23e6ae72487ce2a84dbaf1a95160c0a5accba /fs/iomap/buffered-io.c | |
| parent | 541846502f4fe826cd7c16e4784695ac90736585 (diff) | |
| download | linux-2ec810d59602f0e08847f986ef8e16469722496f.tar.xz | |
mm/migrate: Add filemap_migrate_folio()
There is nothing iomap-specific about iomap_migratepage(), and it fits
a pattern used by several other filesystems, so move it to mm/migrate.c,
convert it to be filemap_migrate_folio() and convert the iomap filesystems
to use it.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Diffstat (limited to 'fs/iomap/buffered-io.c')
| -rw-r--r-- | fs/iomap/buffered-io.c | 25 |
1 files changed, 0 insertions, 25 deletions
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c index 66278a14bfa7..5a91aa1db945 100644 --- a/fs/iomap/buffered-io.c +++ b/fs/iomap/buffered-io.c @@ -489,31 +489,6 @@ void iomap_invalidate_folio(struct folio *folio, size_t offset, size_t len) } EXPORT_SYMBOL_GPL(iomap_invalidate_folio); -#ifdef CONFIG_MIGRATION -int -iomap_migrate_page(struct address_space *mapping, struct page *newpage, - struct page *page, enum migrate_mode mode) -{ - struct folio *folio = page_folio(page); - struct folio *newfolio = page_folio(newpage); - int ret; - - ret = folio_migrate_mapping(mapping, newfolio, folio, 0); - if (ret != MIGRATEPAGE_SUCCESS) - return ret; - - if (folio_test_private(folio)) - folio_attach_private(newfolio, folio_detach_private(folio)); - - if (mode != MIGRATE_SYNC_NO_COPY) - folio_migrate_copy(newfolio, folio); - else - folio_migrate_flags(newfolio, folio); - return MIGRATEPAGE_SUCCESS; -} -EXPORT_SYMBOL_GPL(iomap_migrate_page); -#endif /* CONFIG_MIGRATION */ - static void iomap_write_failed(struct inode *inode, loff_t pos, unsigned len) { |